Adding deopt info to code object.

runtime/vm/raw_object.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/token.h"
@@ skipping 19 matching lines @@
   V(TokenStream)                                                               \
   V(Script)                                                                    \
   V(Library)                                                                   \
   V(LibraryPrefix)                                                             \
   V(Code)                                                                      \
   V(Instructions)                                                              \
   V(PcDescriptors)                                                             \
   V(Stackmap)                                                                  \
   V(LocalVarDescriptors)                                                       \
   V(ExceptionHandlers)                                                         \
+  V(DeoptInfo)                                                                 \
   V(Context)                                                                   \
   V(ContextScope)                                                              \
   V(ICData)                                                                    \
   V(SubtypeTestCache)                                                          \
   V(Error)                                                                     \
     V(ApiError)                                                                \
     V(LanguageError)                                                           \
     V(UnhandledException)                                                      \
     V(UnwindError)                                                             \
   V(Instance)                                                                  \
@@ skipping 727 matching lines @@
 class RawCode : public RawObject {
   RAW_HEAP_OBJECT_IMPLEMENTATION(Code);
 
   RawObject** from() {
     return reinterpret_cast<RawObject**>(&ptr()->instructions_);
   }
   RawInstructions* instructions_;
   RawFunction* function_;
   RawExceptionHandlers* exception_handlers_;
   RawPcDescriptors* pc_descriptors_;
+  RawArray* deopt_info_array_;
+  RawArray* object_table_;
   RawArray* stackmaps_;
   RawLocalVarDescriptors* var_descriptors_;
   RawArray* comments_;
   RawObject** to() {
     return reinterpret_cast<RawObject**>(&ptr()->comments_);
   }
 
   intptr_t pointer_offsets_length_;
   // This cannot be boolean because of alignment issues on x64 architectures.
   intptr_t is_optimized_;
@@ skipping 92 matching lines @@
 class RawExceptionHandlers : public RawObject {
   RAW_HEAP_OBJECT_IMPLEMENTATION(ExceptionHandlers);
 
   RawSmi* length_;  // Number of exception handler entries.
 
   // Variable length data follows here.
   intptr_t data_[0];
 };
 
 
+// Contains an array of deoptimization commands, e.g., move a specific register
+// into a specific slot of unoptimized frame.
+class RawDeoptInfo : public RawObject {
+  RAW_HEAP_OBJECT_IMPLEMENTATION(DeoptInfo);
+
+  RawSmi* length_;  // Number of deoptimization commands
+
+  // Variable length data follows here.
+  intptr_t data_[0];
+};
+
+
 class RawContext : public RawObject {
   RAW_HEAP_OBJECT_IMPLEMENTATION(Context);
 
   intptr_t num_variables_;
   Isolate* isolate_;
 
   RawObject** from() { return reinterpret_cast<RawObject**>(&ptr()->parent_); }
   RawContext* parent_;
 
   // Variable length data follows here.
@@ skipping 671 matching lines @@
          kExternalUint64Array == kByteArray + 18 &&
          kExternalFloat32Array == kByteArray + 19 &&
          kExternalFloat64Array == kByteArray + 20 &&
          kClosure == kByteArray + 21);
   return (index >= kByteArray && index <= kClosure);
 }
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_